Part for a smoke sensor



FIG. 1 is an elevation view of a part for a smoke sensor showing my new design;

FIG. 2 is an enlarged elevation view thereof;

FIG. 3 is a top perspective view thereof; and,

FIG. 4 is top view thereof.

The broken line showing of a smoke sensor and environmental elements is included for the purpose of illustrating portions of the “article” and forms no part of the claimed design. 

The ornamental design for a part for a smoke sensor, including the peripheral element in subcombination, as shown and described. 